Planting tool



FIG. 1 is a side elevational view of a planting tool showing my new design, the opposite side being identical in appearance to that shown;

FIG. 2 is a front elevational view thereof, the rear being a mirror image of that shown;

FIG. 3 is a bottom plan view thereof; and

FIG. 4 is a top plan view thereof. 

The ornamental design for a planting tool, as shown and described. 